Revert "File based settings (#1361)" (#1435)

This reverts commit 602e7afef6.

src/routes/Onboarding/Camera.tsx

@@ -2,7 +2,7 @@ import { OnboardingButtons, useDismiss, useNextClick } from '.'
 import { onboardingPaths } from 'routes/Onboarding/paths'
 import { useStore } from '../../useStore'
 import { SettingsSection } from 'routes/Settings'
-import { useSettingsAuthContext } from 'hooks/useSettingsAuthContext'
+import { useGlobalStateContext } from 'hooks/useGlobalStateContext'
 import {
   CameraSystem,
   cameraMouseDragGuards,
@@ -22,7 +22,7 @@ export default function Units() {
         context: { cameraControls },
       },
     },
-  } = useSettingsAuthContext()
+  } = useGlobalStateContext()
 
   return (
     <div className="fixed inset-0 z-50 grid items-end justify-start px-4 pointer-events-none">